/Engine/Plugins/Experimental/GeometryScripting/Source/GeometryScriptingCore/Public/GeometryScript/ListUtilityFunctions.h
Updates the value of theFLinearColorstored in the Color List at the specified location. If theIndexis invalid, the operation will fail and bValidIndex will be set to false.
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintCallable, Category="GeometryScript|ListUtils", Meta=(ScriptMethod)) static void SetColorListItem ( [FGeometryScriptColorList](API\Plugins\GeometryScriptingCore\GeometryScript\FGeometryScriptColorList) & ColorList, int Index, [FLinearColor](API\Runtime\Core\Math\FLinearColor) NewColor, bool & bIsValidIndex )